MCQ
There is no life on moon because there is no:
- ACarbon
- BNitrogen
- CWater
- DSilicates
Explanation:
Firstly there is no water on the moon which is the first and foremost requirement for the life. Life first started on the earth because of water and if no water we can imagine no life. Air is also required to breathe and no air is on the moon or we can say that oxygen is required by human beings to breathe is not enough on the moon for the survival.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| $(a)$ Bacillus thuringiensis | $(i)$ Cloning vector |
| $(b)$ Thermus aquaticus | $(ii)$ Construction of first $rDNA$ molecule |
| $(c)$ Agrobacterium tumefaciens | $(iii)$ $DNA$polymerase |
| $(d)$ Salmonella typhimurium | $(iv)$ Cry proteins |
Select the correct option from the following:
$(a)\quad(b)\quad(c)\quad(d)$
| Column – I | Column $- II$ |
| $(1)$ Study of disease | $(p)$ Transgenic mice |
| $(2)$ Biological products | $(q)$ Testing toxicity of drug |
| $(3)$ Vaccine safety | $(r)$ Rheumatoid arthritis |
| $(4)$ Chemical safety | $(s)\; \alpha - 1$ Antitrypsin |